Cremona's table of elliptic curves

19698 = 2 · 3 · 7² · 67

Class	r	Atkin-Lehner	Eigenvalues
19698a (4 curves)	0	2+ 3+ 7- 67+	2+ 3+  2 7- -4 -2 -2  0
Curve Equation t 19698a1 [1,1,0,8746,359892] 2 19698a2 [1,1,0,-53974,3458260] 4 19698a3 [1,1,0,-316614,-65931228] 2 19698a4 [1,1,0,-794854,272397700] 2
19698b (4 curves)	0	2+ 3+ 7- 67+	2+ 3+ -2 7-  4  2 -2  4
Curve Equation t 19698b1 [1,1,0,-466,820] 2 19698b2 [1,1,0,-4386,-112860] 4 19698b3 [1,1,0,-70046,-7164744] 2 19698b4 [1,1,0,-1446,-258096] 2
19698c (1 curve)	0	2+ 3+ 7- 67+	2+ 3+  3 7- -2  6 -2  8
Curve Equation t 19698c1 [1,1,0,-3651,-422883] 1
19698d (1 curve)	0	2+ 3+ 7- 67+	2+ 3+ -4 7-  3  3 -4  0
Curve Equation t 19698d1 [1,1,0,-347,23325] 1
19698e (3 curves)	1	2+ 3+ 7- 67-	2+ 3+  3 7-  0  4  6 -2
Curve Equation t Generators 19698e1 [1,1,0,-7081,-244523] 1 [26970:347287:125] 19698e2 [1,1,0,39224,-327872] 1 [1872:80536:1] 19698e3 [1,1,0,-502471,149977717] 1 [46926582:1914043013:24389]
19698f (1 curve)	2	2+ 3- 7+ 67+	2+ 3- -3 7+ -2 -6  2 -8
Curve Equation t Generators 19698f1 [1,0,1,-75,1222] 1 [-13:12:1]&[11:-48:1]
19698g (1 curve)	0	2+ 3- 7+ 67+	2+ 3-  4 7+  3 -3  4  0
Curve Equation t 19698g1 [1,0,1,-17029,-8051536] 1
19698h (1 curve)	1	2+ 3- 7- 67+	2+ 3- -1 7-  0  4 -2  2
Curve Equation t Generators 19698h1 [1,0,1,-124,3770] 1 [-15:55:1]
19698i (1 curve)	0	2- 3+ 7+ 67+	2- 3+ -2 7+  2  0  2 -4
Curve Equation t 19698i1 [1,1,1,43511,372791] 1
19698j (1 curve)	1	2- 3+ 7+ 67-	2- 3+  1 7+  0  0  2 -2
Curve Equation t Generators 19698j1 [1,1,1,3380,-221971] 1 [69:553:1]
19698k (1 curve)	1	2- 3+ 7+ 67-	2- 3+  1 7+  0  0 -4 -2
Curve Equation t Generators 19698k1 [1,1,1,-426595,-114092287] 1 [10051:1000510:1]
19698l (1 curve)	1	2- 3+ 7- 67+	2- 3+ -1 7-  0  0 -4  6
Curve Equation t Generators 19698l1 [1,1,1,69,-183] 1 [3:6:1]
19698m (1 curve)	1	2- 3+ 7- 67+	2- 3+ -1 7-  3  6  2  0
Curve Equation t Generators 19698m1 [1,1,1,-74481,8149287] 1 [161:522:1]
19698n (1 curve)	1	2- 3- 7+ 67+	2- 3-  1 7+  0  0  4 -6
Curve Equation t Generators 19698n1 [1,0,0,3380,72848] 1 [4:292:1]
19698o (1 curve)	1	2- 3- 7+ 67+	2- 3-  1 7+  3 -6 -2  0
Curve Equation t Generators 19698o1 [1,0,0,-1520,-23976] 1 [130:1342:1]
19698p (1 curve)	0	2- 3- 7- 67+	2- 3-  2 7-  2  0 -2  4
Curve Equation t 19698p1 [1,0,0,888,-960] 1
19698q (2 curves)	0	2- 3- 7- 67+	2- 3- -2 7- -4  0 -6 -4
Curve Equation t 19698q1 [1,0,0,-1814,-29856] 2 19698q2 [1,0,0,-1324,-46222] 2
19698r (1 curve)	1	2- 3- 7- 67-	2- 3- -1 7-  0  0 -2  2
Curve Equation t Generators 19698r1 [1,0,0,69,657] 1 [6:33:1]
19698s (1 curve)	1	2- 3- 7- 67-	2- 3- -1 7-  0  0  4  2
Curve Equation t Generators 19698s1 [1,0,0,-20903156,39070944912] 1 [1464:107004:1]

Data from Elliptic Curve Data by J. E. Cremona.
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